Polytron HDI 2 multi, Руководство пользователя

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Enable
“
By selecting the check box the output channel will be activated.
Selection:
= Output activated = Output deactivated
If all fields have been completed correctly, press the button
“
Update
“
and the data will be sent to the device.
ISDB-T RF parameters
In this menu, the ISDB-T RF parameters of the output channels will be set.
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Constellation
“
The value is independently programmable for each RF channel.
Selection: QPSK, DPSK, 16 QAM, 64 QAM
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Guard interval
“
The guard interval
for “Output 1” will be set in this item. The same value will automatically set for “Output 2”.
Selection: 1/4, 1/8, 1/16, 1/32
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Code Rate
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The value of the code rate is independently programmable for each RF channel.
Selection: 1/2, 2/3, 3/4, 5/6, 7/8
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Frequency, kHz
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The output frequency for “Output 1“ will be set in this column. The output frequency for “Output 2“ will be
automatically programmed as the adjacent channel above “Output 1“ according to the selected bandwidth.
Selection: 45000 - 862000 kHz
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Channel
“
Here the channel name is stored according to the selected frequency or vice versa.
Selection: based on selected modulation type and country
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Attenuator
“
The attenuator allows the reduction of the RF output level and can be set via “Output 1“ for both output channels.
Selection: 0 - 30 dB (1 dB steps)
“
Enable
“
By selecting the check box the output channel will be activated.
Selection:
= Output activated = Output deactivated
If all fields have been completed correctly, press the button
“
Update
“
and the data will be sent to the device